Fault Description: The power station data is not displayed in the web client or app client, and the communication fails. Cause of failure: 1 The data logger is not installed correctly, resulting in a connection interruption 2 The data collector traffic subscription may have expired. It expires every year 3 The power station settings may be incorrect, leading to communication issues. 4 The inverter communication circuit or data collector components could be damaged. Judgment criteria: Please eliminate the installation problems by yourself, and contact Hua Yuxin customer service staff to help solve the rest of the situation Solution: 1 .Check and verify that the data collector is securely and correctly installed without any looseness. 2. Provide the SN code of the data collector to the customer service staff to check if the traffic subscription has expired. If it has, contact the communication supplier to renew it. 3. Provide the correct monitoring account and password to Hua Yuxin customer service for troubleshooting. 4. If the issue is not related to the installation or settings, contact Hua Yuxin customer service to replace the data collector or inverter and update the monitoring website accordingly.